/* DAE YOUNG HARNESS VINA — redesign 2026-10
   White base · deep navy · one copper accent. Colored wires appear only as the brand motif. */
:root{
  --paper:#FFFFFF; --mist:#F2F4F7; --line:#D9DEE5;
  --navy:#0D1A2D; --navy-2:#16294A; --ink:#17202E; 
  --steel:#4B5767; --steel-soft:#7A8594;
  --copper:#C4601A; --copper-deep:#9C4710;
  --w-red:#C0392B; --w-yellow:#D9A21B; --w-blue:#2E6AA8; --w-green:#3E8A55; --w-brown:#8A5A33; --w-purple:#7050A0;
  --r:6px;
  --display:'Archivo','Noto Sans KR',sans-serif;
  --body:'Archivo','Noto Sans KR',sans-serif;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth; overflow-x:hidden;}
body{background:var(--paper); color:var(--ink); font-family:var(--body); font-size:17px; line-height:1.65; -webkit-font-smoothing:antialiased; overflow-x:clip; word-break:keep-all; overflow-wrap:break-word;}
h1,h2,h3,h4{font-family:var(--display); color:var(--ink); line-height:1.2; letter-spacing:-0.02em;}
.mono{font-family:var(--display); font-variant-numeric:tabular-nums; letter-spacing:0;}
a{color:inherit; text-decoration:none;}
img{max-width:100%; display:block;}
.wrap{max-width:1200px; margin:0 auto; padding:0 40px; position:relative; z-index:2;}
:focus-visible{outline:3px solid var(--copper); outline-offset:3px;}

/* ---------- header ---------- */
header{position:sticky; top:0; z-index:50; background:rgba(255,255,255,0.94); backdrop-filter:blur(12px); border-bottom:1px solid var(--line);}
.nav-row{display:flex; align-items:center; justify-content:space-between; height:72px; gap:20px;}
.logo{display:flex; align-items:center; gap:10px; flex-shrink:0;}
.logo-img{height:26px; width:auto; display:block;}
.logo .sub{font-size:13px; color:var(--steel); font-weight:500; padding-left:10px; border-left:1px solid var(--line);}
nav{overflow:visible;}
nav>ul{list-style:none; display:flex; gap:6px; align-items:center;}
nav>ul>li{position:relative;}
nav>ul>li>a{display:block; padding:26px 14px; font-size:15.5px; font-weight:600; color:var(--ink); position:relative; white-space:nowrap;}
nav>ul>li>a::after{content:""; position:absolute; left:14px; right:14px; bottom:18px; height:2px; background:var(--copper); transform:scaleX(0); transform-origin:left; transition:transform .2s ease;}
nav>ul>li:hover>a::after, nav>ul>li:focus-within>a::after, nav>ul>li.on>a::after{transform:scaleX(1);}
nav .sub-menu{list-style:none; position:absolute; top:100%; left:0; min-width:190px; background:var(--paper); border:1px solid var(--line); border-top:2px solid var(--navy); padding:8px 0; opacity:0; visibility:hidden; transform:translateY(6px); transition:opacity .15s ease, transform .15s ease, visibility .15s;}
nav li:hover>.sub-menu, nav li:focus-within>.sub-menu{opacity:1; visibility:visible; transform:none;}
nav .sub-menu a{display:block; padding:10px 20px; font-size:15px; color:var(--steel); white-space:nowrap;}
nav .sub-menu a:hover{color:var(--copper-deep); background:var(--mist);}
.header-right{display:flex; align-items:center; gap:12px; flex-shrink:0;}
.lang-switch{display:flex; gap:0; flex-shrink:0;}
.lang-switch button{background:none; border:none; padding:6px 8px; font-size:13px; font-weight:700; color:var(--steel-soft); cursor:pointer; font-family:var(--display);}
.lang-switch button+button{border-left:1px solid var(--line);}
.lang-switch button.active{color:var(--ink);}
.nav-cat{font-size:14.5px; font-weight:600; padding:9px 18px; border:1.5px solid var(--ink); border-radius:999px; white-space:nowrap; transition:all .15s ease;}
.nav-cat:hover{background:var(--ink); color:#fff;}
.nav-cta{background:var(--copper); color:#fff; padding:10px 20px; font-size:14.5px; font-weight:700; white-space:nowrap; border-radius:999px; transition:background .15s ease;}
.nav-cta:hover{background:var(--navy);}
.menu-btn{display:none; background:none; border:none; cursor:pointer; padding:6px;}
.menu-btn span{display:block; width:22px; height:2px; background:var(--ink); margin:5px 0;}

/* ---------- buttons ---------- */
.btn-primary{background:var(--copper); color:#fff; padding:16px 32px; font-size:16.5px; font-weight:700; border:1.5px solid var(--copper); display:inline-block; border-radius:999px; transition:background .15s ease, border-color .15s ease;}
.btn-primary:hover{background:#fff; color:var(--copper-deep); border-color:#fff;}
.btn-ghost{padding:16px 32px; font-size:16.5px; font-weight:600; border:1.5px solid rgba(255,255,255,0.55); color:#fff; display:inline-block; border-radius:999px; transition:all .15s ease;}
.btn-ghost:hover{background:#fff; color:var(--navy); border-color:#fff;}

/* ---------- home hero ---------- */
.hero{position:relative; background:var(--navy); color:#fff; overflow:hidden; padding:0;}
.hero-inner{position:relative; z-index:3; min-height:540px; display:flex; align-items:center; padding-top:70px; padding-bottom:70px;}
.hero-copy{max-width:560px; position:relative; z-index:3;}
.hero h1{color:#fff; font-size:66px; font-weight:800; line-height:1.12; letter-spacing:-0.035em; margin-bottom:26px;}
.hero p.lead{font-size:18.5px; color:#B9C4D6; max-width:480px; margin-bottom:36px; line-height:1.7;}
.hero-actions{display:flex; gap:14px; flex-wrap:wrap; margin-bottom:40px;}
.hero-tag{font-size:14.5px; color:#8A9AB3; padding-top:18px; border-top:1px solid rgba(255,255,255,0.18); max-width:480px;}
.hero-wires{position:absolute; top:0; right:0; bottom:0; left:calc(max(600px, 50%) + 24px); z-index:1;}
.hero-wires svg{width:100%; height:100%; display:block;}
.wire-path{stroke-dasharray:1; stroke-dashoffset:1; animation:drawWire 1.6s cubic-bezier(.3,.7,.2,1) forwards;}
.wire-path.d1{animation-delay:.15s;} .wire-path.d2{animation-delay:.3s;} .wire-path.d3{animation-delay:.45s;}
.wire-path.d4{animation-delay:.6s;} .wire-path.d5{animation-delay:.75s;} .wire-path.d6{animation-delay:.9s;}
.conn-box{opacity:0; animation:fadeIn .6s ease forwards 1.7s;}
@keyframes drawWire{to{stroke-dashoffset:0;}}
@keyframes fadeIn{to{opacity:1;}}
@media (prefers-reduced-motion: reduce){.wire-path{stroke-dashoffset:0; animation:none;} .conn-box{opacity:1; animation:none;} html{scroll-behavior:auto;}}

/* number strip */
.spec-row{display:grid; grid-template-columns:repeat(4,1fr); border-top:1px solid var(--line); border-bottom:1px solid var(--line);}
.spec-item{padding:30px 24px 30px 28px; border-left:1px solid var(--line);}
.spec-item:first-child{border-left:none; padding-left:0;}
.spec-num{font-size:34px; font-weight:800; color:var(--ink); letter-spacing:-0.02em; line-height:1.1;}
.spec-label{font-size:14.5px; color:var(--steel); margin-top:6px;}
.strip{background:var(--paper);}
.strip .spec-row{border-bottom:none; border-top:none;}
.strip .wrap{border-bottom:1px solid var(--line);}

/* ---------- sections ---------- */
section{padding:96px 0; position:relative; overflow:hidden; background:var(--paper);}
.bg-blob{display:none;}
.accent-bar{display:none;}
.section-head{margin-bottom:48px;}
.section-head h2{font-size:38px; font-weight:800;}
.section-head .kicker{display:none;}
.section-head .desc{color:var(--steel); font-size:18px; margin-top:14px; max-width:620px;}

/* inner-page banner (title bar) */
.page-banner{background:var(--navy); color:#fff; position:relative; overflow:hidden;}
.page-banner .wrap{padding-top:68px; padding-bottom:64px;}
.page-banner .crumb{font-size:14.5px; color:#8A9AB3; margin-bottom:14px;}
.page-banner h1,.page-banner h2{color:#fff; font-size:46px; font-weight:800; letter-spacing:-0.03em; max-width:760px;}
.page-banner .desc{color:#B9C4D6; font-size:18px; margin-top:18px; max-width:640px;}
.page-banner .wires{position:absolute; left:0; right:0; bottom:0; height:6px; display:flex;}
.page-banner .wires i{flex:1; display:block;}
.page-banner .wires i:nth-child(1){background:var(--w-red);} .page-banner .wires i:nth-child(2){background:#fff;}
.page-banner .wires i:nth-child(3){background:var(--w-yellow);} .page-banner .wires i:nth-child(4){background:var(--w-blue);}
.page-banner .wires i:nth-child(5){background:var(--w-green);} .page-banner .wires i:nth-child(6){background:var(--w-purple);}
.page-body{padding-top:72px;}

.photo-slot{border-radius:var(--r); display:flex; flex-direction:column; align-items:center; justify-content:center; background:var(--mist); overflow:hidden;}
.photo-slot.tall{padding:0;}
.photo-slot.filled{padding:0; overflow:hidden;}
.photo-slot.filled img{width:100%; height:100%; object-fit:cover; display:block;}

/* about */
.philosophy-band{background:var(--mist); padding:32px 36px; margin-bottom:56px; border-radius:var(--r);}
.ph-top{font-size:15px; font-weight:700; color:var(--ink); margin-bottom:18px;}
.ph-row{display:grid; grid-template-columns:1fr 1fr 1.4fr; gap:0;}
.ph-item{--accent:var(--navy) !important; padding:4px 24px; font-size:17px; color:var(--ink); font-weight:600; border-left:1px solid var(--line);}
.ph-item:first-child{border-left:none; padding-left:0;}
.ph-item .ph-label{display:block; font-size:13.5px; color:var(--copper-deep); font-weight:700; margin-bottom:6px;}
.about-copy p{color:var(--steel); margin-bottom:16px; font-size:17px;}
.about-copy p:first-child{font-size:21px; color:var(--ink); font-weight:600; line-height:1.55;}
.entity-block{margin-top:36px;}
.entity-label{font-size:15px; font-weight:800; margin-bottom:10px; display:flex; align-items:center; gap:8px; color:var(--ink);}
.entity-label .dot{display:none;}
.kpi-grid{display:grid; grid-template-columns:repeat(4,1fr); border-top:2px solid var(--ink);}
.kpi-box{padding:18px 18px 18px 0; border-bottom:1px solid var(--line); background:none; border-left:none !important;}
.kpi-box .klabel{font-size:13.5px; color:var(--steel); margin-bottom:4px;}
.kpi-box .kvalue{font-size:21px; font-weight:800; font-family:var(--display);}
.photo-strip{display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-top:64px;}
.photo-strip .photo-slot{height:230px;}
.photo-strip .photo-slot.filled img{object-fit:cover;}

/* history — vertical timeline */
.history-grid{display:block; border-left:2px solid var(--line); margin-left:6px; padding-left:0;}
.history-card{--accent:var(--navy) !important; position:relative; display:grid; grid-template-columns:150px 1fr; gap:24px; padding:6px 0 38px 36px; background:none; border:none; border-radius:0; box-shadow:none;}
.history-card::before{content:""; position:absolute; left:-8px; top:12px; width:14px; height:14px; border-radius:50%; background:var(--paper); border:3px solid var(--copper);}
.history-card .hyear{font-size:30px; font-weight:800; color:var(--ink); margin:0; line-height:1.2;}
.history-card .hphase{display:block; grid-column:1; font-size:13px; font-weight:600; color:var(--steel-soft); background:none; padding:0; margin:0; border-radius:0;}
.history-card .hyear, .history-card .hphase{grid-column:1;}
.history-card ul{grid-column:2; grid-row:1 / span 2; list-style:none; font-size:17px; color:var(--ink); padding-top:8px;}
.history-card li{margin-bottom:8px; padding-left:0;}
.history-card li::before{display:none;}

/* plant */
.plant-banner{margin-bottom:40px;}
.plant-banner .photo-slot{height:480px;}
.plant-banner .photo-slot.filled img{object-fit:cover;}
.loc-list{border-top:2px solid var(--ink); margin-bottom:64px;}
.value-row{display:grid; grid-template-columns:64px 1fr; gap:20px; padding:24px 0; border-bottom:1px solid var(--line);}
.value-row .vnum{font-size:15px; font-weight:800; color:var(--copper-deep); padding-top:3px;}
.value-row h3,.value-row h4{font-size:20px; font-weight:700; margin-bottom:6px;}
.value-row p{font-size:16.5px; color:var(--steel);}
.org-title-row{margin-bottom:24px;}
.org-title-row h3{font-size:26px; font-weight:800; margin-bottom:6px;}
.org-title-row p{font-size:16px; color:var(--steel);}
.org-ceo{background:var(--navy); color:#fff; text-align:center; padding:10px 16px; font-weight:700; font-size:15px; margin:0 auto 10px; max-width:420px; border-radius:var(--r);}
.org-depts{display:grid; grid-template-columns:repeat(6,1fr); gap:10px;}
.org-dept{--accent:var(--navy) !important; background:var(--mist); text-align:center; padding:16px 8px; font-size:14.5px; color:var(--steel); font-weight:500; border-radius:var(--r);}
.org-dept.dept-top{color:var(--ink); background:#fff; border:1.5px solid var(--navy); font-weight:700;}

/* cases */
.samsung-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:28px 24px;}
.samsung-cell{background:var(--paper); padding:0; border:none;}
.samsung-cell .cat-row{display:flex; justify-content:space-between; align-items:baseline; margin:14px 0 6px; gap:8px;}
.samsung-cell .cat-tag{font-size:14px; font-weight:700; color:var(--copper-deep);}
.samsung-cell .release{font-size:13.5px; color:var(--steel-soft);}
.samsung-cell h3{font-size:21px; font-weight:800; margin-bottom:14px;}
.samsung-cell .photo-slot{height:280px; margin-bottom:0; order:-1;}
.samsung-cell{display:flex; flex-direction:column;}
.samsung-cell .photo-slot.filled img{object-fit:contain; background:var(--mist);}
.samsung-cell .cat-row{order:0;}
.samsung-spec{border-top:2px solid var(--ink); padding-top:2px; margin-top:auto;}
.samsung-spec .srow{display:flex; justify-content:space-between; font-size:14.5px; padding:8px 0; border-bottom:1px solid var(--line); gap:10px;}
.samsung-spec .srow span:first-child{color:var(--steel); flex-shrink:0;}
.samsung-spec .srow span:last-child{font-weight:600; text-align:right;}

/* products */
.product-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:0; border-top:2px solid var(--ink);}
.product-cell{padding:34px 32px 36px 0; border-bottom:1px solid var(--line); transition:background .2s ease;}
.product-cell:not(:nth-child(3n+1)){padding-left:32px; border-left:1px solid var(--line);}
.product-cell .picon{margin-bottom:18px; width:52px; height:52px;}
.product-cell .picon svg{width:100%; height:100%;}
.product-cell h3{font-size:21px; font-weight:800; margin-bottom:10px;}
.product-cell .pdesc{font-size:16px; color:var(--steel); margin-bottom:14px;}
.product-cell .ptag{font-size:14px; color:var(--copper-deep); font-weight:600;}

/* process */
.proc12-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:0; border-top:2px solid var(--ink);}
.proc12-cell{padding:24px 24px 26px 0; border-bottom:1px solid var(--line); background:none; border-radius:0; box-shadow:none; border-top:none;}
.proc12-cell:not(:nth-child(4n+1)){padding-left:24px; border-left:1px solid var(--line);}
.proc12-cell .snum{font-size:30px; font-weight:800; color:var(--copper); margin-bottom:6px; line-height:1;}
.proc12-cell h4{font-size:17.5px; font-weight:700; margin-bottom:6px;}
.proc12-cell p{font-size:14.5px; color:var(--steel);}

/* certs */
.cert2-grid{display:grid; grid-template-columns:repeat(5,1fr); gap:20px;}
.cert2-cell{padding:0; border:none;}
.cert2-cell h4{font-size:17.5px; font-weight:800; margin-bottom:4px;}
.cert2-cell .csub{font-size:14px; color:var(--steel); margin-bottom:12px;}
.cert2-cell .cnum2{font-size:13px; color:var(--steel-soft); border-top:1px solid var(--line); padding-top:10px; margin-top:10px;}
.cert-thumb{width:100%; height:200px; object-fit:contain; background:var(--mist); border-radius:var(--r); margin-bottom:12px; padding:8px;}
.patent-banner{margin-top:56px; background:var(--mist); border-radius:var(--r); padding:40px; display:flex; justify-content:space-between; align-items:center; gap:32px; flex-wrap:wrap;}
.patent-banner .ptxt{max-width:620px;}
.patent-banner .ptag{font-size:14px; font-weight:700; color:var(--copper-deep); margin-bottom:8px;}
.patent-banner h4{font-size:24px; font-weight:800; margin-bottom:10px;}
.patent-banner p{font-size:16px; color:var(--steel);}
.patent-box{background:#fff; padding:18px 26px; text-align:center; border-radius:var(--r);}
.patent-box .plabel{font-size:12.5px; color:var(--steel); margin-bottom:4px;}
.patent-box .pnum-val{font-size:22px; font-weight:800; color:var(--ink);}
.patent-box .pdate{font-size:12.5px; color:var(--steel-soft); margin-top:4px;}
.patent-thumb{width:100%; max-width:180px; height:220px; object-fit:contain; background:#fff; border-radius:var(--r); margin-bottom:10px;}

/* partners */
.group-sub{font-size:20px; font-weight:800; margin-bottom:18px; color:var(--ink); padding-bottom:12px; border-bottom:2px solid var(--ink);}
.badge-grid{display:grid; grid-template-columns:repeat(5,1fr); gap:0; margin-bottom:64px; border-left:1px solid var(--line); border-top:1px solid var(--line);}
.badge-item{border-right:1px solid var(--line); border-bottom:1px solid var(--line); padding:16px 12px; text-align:center; font-size:16px; font-weight:700; color:var(--ink); background:#fff;}
.badge-item:not(.logo){display:flex; align-items:center; justify-content:center; min-height:96px;}
.badge-item.logo, .partner-item.logo{display:flex; align-items:center; justify-content:center; padding:20px 16px; min-height:96px;}
.badge-item.logo img{max-width:100%; max-height:56px; object-fit:contain; filter:grayscale(1); opacity:.8; transition:filter .2s ease, opacity .2s ease;}
.badge-item.logo:hover img, .partner-item.logo:hover img{filter:none; opacity:1;}
.partner-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:0; border-left:1px solid var(--line); border-top:1px solid var(--line);}
.partner-item{border-right:1px solid var(--line); border-bottom:1px solid var(--line); padding:12px 8px; text-align:center; font-size:14px; color:var(--steel); background:#fff;}
.partner-item:not(.logo){display:flex; align-items:center; justify-content:center; min-height:80px; font-size:17px; font-weight:700; color:var(--ink);}
.partner-item.logo{min-height:80px;}
.partner-item.logo img{max-width:100%; max-height:46px; object-fit:contain; filter:grayscale(1); opacity:.8; transition:filter .2s ease, opacity .2s ease;}

/* ---------- home blocks ---------- */
.tiles{display:grid; grid-template-columns:repeat(3,1fr); gap:20px;}
.tile{position:relative; display:block; height:440px; border-radius:var(--r); overflow:hidden; color:#fff; background:var(--navy);}
.tile img{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; opacity:.78; transition:transform .5s ease, opacity .3s ease;}
.tile::after{content:""; position:absolute; inset:0; background:linear-gradient(180deg, rgba(13,26,45,0) 35%, rgba(13,26,45,0.88) 100%);}
.tile:hover img{transform:scale(1.04); opacity:.9;}
.tile-body{position:absolute; left:0; right:0; bottom:0; padding:30px; z-index:2;}
.tile h3{color:#fff; font-size:27px; font-weight:800; margin-bottom:8px;}
.tile p{font-size:15.5px; color:#CBD5E4; max-width:300px;}
.home-head{display:flex; justify-content:space-between; align-items:flex-end; gap:24px; margin-bottom:36px;}
.home-head h2{font-size:38px; font-weight:800;}
.more{font-size:15.5px; font-weight:700; color:var(--copper-deep); border-bottom:2px solid var(--copper); padding-bottom:2px; white-space:nowrap;}
.more:hover{color:var(--navy); border-color:var(--navy);}
.alt{background:var(--mist);}
.logo-row{display:grid; grid-template-columns:repeat(6,1fr); gap:0; border-top:1px solid var(--line); border-left:1px solid var(--line); background:#fff;}
.logo-row a{display:flex; align-items:center; justify-content:center; height:104px; padding:18px; border-right:1px solid var(--line); border-bottom:1px solid var(--line);}
.logo-row img{max-width:100%; max-height:44px; object-fit:contain; filter:grayscale(1); opacity:.8; transition:filter .2s, opacity .2s;}
.logo-row a:hover img{filter:none; opacity:1;}
.cert-line{display:flex; flex-wrap:wrap; gap:10px 12px; margin-top:6px;}
.cert-line span{font-size:15.5px; font-weight:700; padding:12px 20px; border:1.5px solid var(--navy); border-radius:999px; color:var(--navy);}

/* ---------- contact band + footer ---------- */
.contact{background:var(--copper); color:#fff; padding:64px 0;}
.contact .wrap{display:flex; justify-content:space-between; align-items:center; gap:32px; flex-wrap:wrap;}
.contact-head h2{color:#fff; font-size:34px; font-weight:800; margin-bottom:10px;}
.contact-head .desc{color:#FBE6D6; font-size:17px; max-width:520px;}
.contact-cta{display:flex; flex-direction:column; align-items:flex-start; gap:12px;}
.contact-cta p.big{font-size:15.5px; color:#FBE6D6;}
.contact-cta .btn-primary{background:var(--navy); border-color:var(--navy); color:#fff;}
.contact-cta .btn-primary:hover{background:#fff; border-color:#fff; color:var(--navy);}
footer{background:var(--navy); color:#9AA8BD; padding:56px 0 28px;}
.foot-cols{display:grid; grid-template-columns:1fr 1fr 1fr; gap:48px; padding-bottom:40px; border-bottom:1px solid rgba(255,255,255,0.14);}
.foot-col h4{font-size:15px; color:#fff; font-weight:800; margin-bottom:14px;}
.foot-col .row{display:grid; grid-template-columns:76px 1fr; padding:6px 0; font-size:14px; line-height:1.55;}
.foot-col .row>span:first-child{color:#6F7F98;}
.foot-col .row a:hover{color:var(--copper);}
.foot-col .mono{color:#fff;}
.foot-links{list-style:none;}
.foot-links li{margin-bottom:8px;}
.foot-links a{font-size:14.5px; color:#B9C4D6;}
.foot-links a:hover{color:#fff;}
.contact-map{border-radius:var(--r); overflow:hidden; margin-top:16px;}
.contact-map img{width:100%; height:130px; object-fit:cover;}
.contact-map .map-cap{font-size:11.5px; padding:8px 0 2px; color:#8A9AB3;}
.contact-map .map-distances{font-size:11px; color:#6F7F98; display:flex; gap:8px;}
.foot-row{display:flex; justify-content:space-between; align-items:center; padding-top:24px; font-size:13.5px; flex-wrap:wrap; gap:10px; color:#6F7F98;}
.foot-brand{display:flex; align-items:center; gap:8px;}
.foot-mark{height:18px; width:auto; opacity:.85;}

/* ---------- catalog ---------- */
.catalog-actions{display:flex; gap:14px; flex-wrap:wrap; margin-bottom:36px;}
.catalog-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:22px;}
.catalog-cell{background:var(--paper); border:1px solid var(--line); border-radius:var(--r); overflow:hidden; cursor:zoom-in; transition:border-color .2s ease;}
.catalog-cell:hover{border-color:var(--ink);}
.catalog-cell img{width:100%; display:block;}
.catalog-cell .cnum{font-size:13px; font-weight:700; color:var(--steel); padding:10px 14px;}
.lightbox{position:fixed; inset:0; background:rgba(8,12,20,0.94); display:none; align-items:center; justify-content:center; z-index:200; padding:24px;}
.lightbox.open{display:flex;}
.lightbox img{max-width:100%; max-height:88vh; border-radius:4px;}
.lightbox-close{position:absolute; top:20px; right:28px; color:#fff; font-size:34px; cursor:pointer; line-height:1; background:none; border:none;}
.lightbox-nav{position:absolute; top:50%; transform:translateY(-50%); color:#fff; font-size:40px; cursor:pointer; background:none; border:none; padding:10px 16px; user-select:none;}
.lightbox-prev{left:8px;} .lightbox-next{right:8px;}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  nav>ul>li>a{padding:26px 10px; font-size:15px;}
  .nav-cat{display:none;}
}
@media (max-width:1000px){
  nav>ul{display:none;}
  .menu-btn{display:block;}
  nav.nav-open{overflow:visible;}
  nav.nav-open>ul{display:flex; flex-direction:column; align-items:stretch; gap:0; position:fixed; top:72px; left:0; right:0; background:var(--paper); padding:6px 24px 20px; border-bottom:1px solid var(--line); max-height:calc(100vh - 72px); overflow-y:auto; z-index:60;}
  nav.nav-open>ul>li>a{padding:14px 0 6px; font-size:16.5px; font-weight:800;}
  nav.nav-open>ul>li>a::after{display:none;}
  nav.nav-open .sub-menu{position:static; opacity:1; visibility:visible; transform:none; border:none; padding:0 0 8px 12px; min-width:0;}
  nav.nav-open .sub-menu a{padding:7px 0;}
}
@media (max-width:880px){
  .wrap{padding:0 22px;}
  .nav-cta{display:none;}
  section{padding:64px 0;}
  .hero-inner{min-height:0; flex-direction:column; align-items:flex-start; padding-top:56px; padding-bottom:0;}
  .hero h1{font-size:40px;}
  .hero-wires{position:relative; width:calc(100% + 44px); height:230px; margin:20px -22px 0;}
  .page-banner .wrap{padding-top:48px; padding-bottom:44px;}
  .page-banner h1,.page-banner h2{font-size:32px;}
  .section-head h2, .home-head h2{font-size:30px;}
  .home-head{flex-direction:column; align-items:flex-start; gap:12px;}
  .spec-row{grid-template-columns:repeat(2,1fr);}
  .spec-item:nth-child(2n+1){border-left:none; padding-left:0;}
  .spec-item:nth-child(n+3){border-top:1px solid var(--line);}
  .spec-num{font-size:28px;}
  .tiles{grid-template-columns:1fr;}
  .tile{height:300px;}
  .logo-row{grid-template-columns:repeat(3,1fr);}
  .ph-row{grid-template-columns:1fr; gap:16px;}
  .ph-item{border-left:none; padding:0;}
  .kpi-grid{grid-template-columns:1fr 1fr;}
  .photo-strip{grid-template-columns:1fr;}
  .plant-banner .photo-slot{height:260px;}
  .org-depts, .org-depts[style]{grid-template-columns:repeat(2,1fr) !important;}
  .samsung-grid{grid-template-columns:1fr;}
  .product-grid{grid-template-columns:1fr;}
  .product-cell, .product-cell:not(:nth-child(3n+1)){padding:28px 0; border-left:none;}
  .proc12-grid{grid-template-columns:repeat(2,1fr);}
  .proc12-cell:not(:nth-child(4n+1)){padding-left:0; border-left:none;}
  .proc12-cell:nth-child(2n){padding-left:20px; border-left:1px solid var(--line);}
  .cert2-grid{grid-template-columns:1fr 1fr;}
  .badge-grid{grid-template-columns:repeat(2,1fr);}
  .partner-grid{grid-template-columns:repeat(2,1fr);}
  .patent-banner{flex-direction:column; align-items:flex-start; padding:28px;}
  .history-card{grid-template-columns:1fr; gap:6px; padding-left:26px;}
  .history-card ul{grid-column:1; grid-row:auto; padding-top:2px;}
  .foot-cols{grid-template-columns:1fr; gap:32px;}
  .contact-head h2{font-size:28px;}
  .catalog-grid{grid-template-columns:1fr;}
}
@media (max-width:480px){
  .hero h1{font-size:34px;}
  .cert2-grid{grid-template-columns:1fr;}
  .kpi-grid{grid-template-columns:1fr;}
  .badge-grid, .partner-grid{grid-template-columns:1fr 1fr;}
  .logo-row{grid-template-columns:repeat(2,1fr);}
  .logo .sub{display:none;}
  .logo-img{height:22px;}
  .wrap{padding:0 18px;}
}
.m-only,.m-only2{display:none;}
@media (max-width:1180px){.m-only{display:list-item;}}
@media (max-width:880px){.m-only2{display:list-item;}}
#clients,#trust{padding:72px 0;}
#explore{padding-bottom:72px;}
.photo-strip .photo-slot:nth-child(3) img{object-fit:contain;}
@media (max-width:480px){
  .logo-img{height:18px;}
  .nav-row{gap:8px;}
  .header-right{gap:4px;}
  .lang-switch button{padding:6px 6px;}
}
@media (max-width:880px){.hero-wires{left:auto;}}
.product-cell .pphoto{aspect-ratio:4/3; background:var(--mist); border-radius:var(--r); overflow:hidden; margin-bottom:22px;}
.product-cell .pphoto img{width:100%; height:100%; object-fit:cover;}

/* ---- colored customer tiles ---- */
.badge-item, .partner-item, .logo-row a{--tint:#E8F0FA; --acc:#2E6AA8;}
.badge-item:nth-child(6n+2), .partner-item:nth-child(6n+2), .logo-row a:nth-child(6n+2){--tint:#FBEEDC; --acc:#C4601A;}
.badge-item:nth-child(6n+3), .partner-item:nth-child(6n+3), .logo-row a:nth-child(6n+3){--tint:#E5F4EA; --acc:#3E8A55;}
.badge-item:nth-child(6n+4), .partner-item:nth-child(6n+4), .logo-row a:nth-child(6n+4){--tint:#EEE8F8; --acc:#7050A0;}
.badge-item:nth-child(6n+5), .partner-item:nth-child(6n+5), .logo-row a:nth-child(6n+5){--tint:#FBE6E3; --acc:#C0392B;}
.badge-item:nth-child(6n+6), .partner-item:nth-child(6n+6), .logo-row a:nth-child(6n+6){--tint:#FBF3D6; --acc:#B8860B;}
.badge-item, .partner-item, .logo-row a{background:var(--tint); box-shadow:inset 0 3px 0 var(--acc); transition:background .2s ease;}
.badge-item:not(.logo), .partner-item:not(.logo){color:var(--acc);}
.badge-item.logo img, .partner-item.logo img, .logo-row img{filter:none !important; opacity:1 !important; mix-blend-mode:multiply;}
.badge-item:hover, .partner-item:hover, .logo-row a:hover{background:color-mix(in srgb, var(--tint) 70%, #fff);}

.badge-item.has-cap{flex-direction:column; gap:4px;}
.badge-item.has-cap img{max-height:40px;}
.badge-item .cap{font-size:13px; font-weight:800; color:var(--acc); letter-spacing:.02em;}

/* lang switch as links */
.lang-switch a{padding:6px 8px; font-size:13px; font-weight:700; color:var(--steel-soft); font-family:var(--display); text-decoration:none;}
.lang-switch a+a{border-left:1px solid var(--line);}
.lang-switch a.active{color:var(--ink);}
@media(max-width:900px){.lang-switch a{padding:6px 6px;}}
/* seo scope block */
.seo-scope{background:var(--mist); padding:56px 0;}
.seo-scope h2{font-size:26px; font-weight:800; color:var(--navy); margin-bottom:12px;}
.seo-scope p{max-width:760px; color:#44505F; line-height:1.7; margin-bottom:20px;}
.seo-scope .chips{list-style:none; display:flex; flex-wrap:wrap; gap:8px; padding:0; margin:0;}
.seo-scope .chips li{background:#fff; border:1px solid var(--line); padding:7px 14px; font-size:14px; color:var(--navy);}
.seo-scope .chips li.part{border-color:var(--copper); color:var(--copper);}
/* EN/VI: longer labels */
html:not([lang="ko"]) .nav-row{gap:12px;}
html:not([lang="ko"]) nav>ul{gap:0;}
html:not([lang="ko"]) nav>ul>li>a{padding:26px 10px; font-size:14.5px;}
html:not([lang="ko"]) nav>ul>li>a::after{left:10px; right:10px;}
html:not([lang="ko"]) .header-right{gap:8px;}
html:not([lang="ko"]) .nav-cat,html:not([lang="ko"]) .nav-cta{font-size:13.5px; padding:9px 14px;}
html:not([lang="ko"]) .logo .sub{display:none;}
@media(max-width:1280px){html:not([lang="ko"]) nav>ul>li>a{padding:26px 7px; font-size:14px;}}
@media(max-width:1180px){html:not([lang="ko"]) .nav-cat{display:none;}}